Test Subject Blue

In this game, you have to participate in a series of scientific tests. To aid you in your quests you have a very peculiar gun – a kind of portal gun. If you shoot on the wall, a portal opens to the other side of the stage and you can jump through it. But you need to act fast – the portals only lasts for a second or two! In these free online games castle times, this is a game you don’t want to miss!